1 /* 2 * Atheros CARL9170 driver 3 * 4 * debug header 5 * 6 * Copyright 2010, Christian Lamparter <chunkeey@googlemail.com> 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; see the file COPYING. If not, see 20 * http://www.gnu.org/licenses/. 21 * 22 * This file incorporates work covered by the following copyright and 23 * permission notice: 24 * Copyright (c) 2007-2008 Atheros Communications, Inc. 25 * 26 * Permission to use, copy, modify, and/or distribute this software for any 27 * purpose with or without fee is hereby granted, provided that the above 28 * copyright notice and this permission notice appear in all copies. 29 * 30 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 31 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 32 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 33 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 34 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 35 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 36 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 37 */ 38 #ifndef __DEBUG_H 39 #define __DEBUG_H 40 41 #include "eeprom.h" 42 #include "wlan.h" 43 #include "hw.h" 44 #include "fwdesc.h" 45 #include "fwcmd.h" 46 #include "../regd.h" 47 48 struct hw_stat_reg_entry { 49 u32 reg; 50 char nreg[32]; 51 }; 52 53 #define STAT_MAC_REG(reg) \ 54 { (AR9170_MAC_REG_##reg), #reg } 55 56 #define STAT_PTA_REG(reg) \ 57 { (AR9170_PTA_REG_##reg), #reg } 58 59 #define STAT_USB_REG(reg) \ 60 { (AR9170_USB_REG_##reg), #reg } 61 62 static const struct hw_stat_reg_entry hw_rx_tally_regs[] = { 63 STAT_MAC_REG(RX_CRC32), STAT_MAC_REG(RX_CRC16), 64 STAT_MAC_REG(RX_TIMEOUT_COUNT), STAT_MAC_REG(RX_ERR_DECRYPTION_UNI), 65 STAT_MAC_REG(RX_ERR_DECRYPTION_MUL), STAT_MAC_REG(RX_MPDU), 66 STAT_MAC_REG(RX_DROPPED_MPDU), STAT_MAC_REG(RX_DEL_MPDU), 67 }; 68 69 static const struct hw_stat_reg_entry hw_phy_errors_regs[] = { 70 STAT_MAC_REG(RX_PHY_MISC_ERROR), STAT_MAC_REG(RX_PHY_XR_ERROR), 71 STAT_MAC_REG(RX_PHY_OFDM_ERROR), STAT_MAC_REG(RX_PHY_CCK_ERROR), 72 STAT_MAC_REG(RX_PHY_HT_ERROR), STAT_MAC_REG(RX_PHY_TOTAL), 73 }; 74 75 static const struct hw_stat_reg_entry hw_tx_tally_regs[] = { 76 STAT_MAC_REG(TX_TOTAL), STAT_MAC_REG(TX_UNDERRUN), 77 STAT_MAC_REG(TX_RETRY), 78 }; 79 80 static const struct hw_stat_reg_entry hw_wlan_queue_regs[] = { 81 STAT_MAC_REG(DMA_STATUS), STAT_MAC_REG(DMA_TRIGGER), 82 STAT_MAC_REG(DMA_TXQ0_ADDR), STAT_MAC_REG(DMA_TXQ0_CURR_ADDR), 83 STAT_MAC_REG(DMA_TXQ1_ADDR), STAT_MAC_REG(DMA_TXQ1_CURR_ADDR), 84 STAT_MAC_REG(DMA_TXQ2_ADDR), STAT_MAC_REG(DMA_TXQ2_CURR_ADDR), 85 STAT_MAC_REG(DMA_TXQ3_ADDR), STAT_MAC_REG(DMA_TXQ3_CURR_ADDR), 86 STAT_MAC_REG(DMA_RXQ_ADDR), STAT_MAC_REG(DMA_RXQ_CURR_ADDR), 87 }; 88 89 static const struct hw_stat_reg_entry hw_ampdu_info_regs[] = { 90 STAT_MAC_REG(AMPDU_DENSITY), STAT_MAC_REG(AMPDU_FACTOR), 91 }; 92 93 static const struct hw_stat_reg_entry hw_pta_queue_regs[] = { 94 STAT_PTA_REG(DN_CURR_ADDRH), STAT_PTA_REG(DN_CURR_ADDRL), 95 STAT_PTA_REG(UP_CURR_ADDRH), STAT_PTA_REG(UP_CURR_ADDRL), 96 STAT_PTA_REG(DMA_STATUS), STAT_PTA_REG(DMA_MODE_CTRL), 97 }; 98 99 #define DEFINE_TALLY(name) \ 100 u32 name##_sum[ARRAY_SIZE(name##_regs)], \ 101 name##_counter[ARRAY_SIZE(name##_regs)] \ 102 103 #define DEFINE_STAT(name) \ 104 u32 name##_counter[ARRAY_SIZE(name##_regs)] \ 105 106 struct ath_stats { 107 DEFINE_TALLY(hw_tx_tally); 108 DEFINE_TALLY(hw_rx_tally); 109 DEFINE_TALLY(hw_phy_errors); 110 DEFINE_STAT(hw_wlan_queue); 111 DEFINE_STAT(hw_pta_queue); 112 DEFINE_STAT(hw_ampdu_info); 113 }; 114 115 struct carl9170_debug_mem_rbe { 116 u32 reg; 117 u32 value; 118 }; 119 120 #define CARL9170_DEBUG_RING_SIZE 64 121 122 struct carl9170_debug { 123 struct ath_stats stats; 124 struct carl9170_debug_mem_rbe ring[CARL9170_DEBUG_RING_SIZE]; 125 struct mutex ring_lock; 126 unsigned int ring_head, ring_tail; 127 struct delayed_work update_tally; 128 }; 129 130 struct ar9170; 131 132 void carl9170_debugfs_register(struct ar9170 *ar); 133 void carl9170_debugfs_unregister(struct ar9170 *ar); 134 #endif /* __DEBUG_H */ 135